Event: D&DCL Div 2

Opponent Rating Result
Ray J Forey 1919 0 - 1
Dean M Hartley 1806 ½ - ½
John S Shaw 1753 ½ - ½
Ray Sawyer 1603 ½ - ½
Neil Cameron 1688 ½ - ½
Ray Sawyer 1603 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1595 = (10372 + 400 * (0 - 2)) / 6)

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